The reflection/mirror-as-identity motif.

bliphany: In 8×01, the Doctor is looking in a mirror(then the plate in the restaurant) while considering who he is. In 8×09, first “the Doctor sees what Clara sees” implies that they are the same identity. Then there’s a take that Clara is looking into a mirror while discussing with the Doctor. They are not just …

clara isn’t going dark, she’s becoming something much more interesting

arcadian-time-lady: Okay, so pretty much everyone is going nuts about Clara and say she’s going evil. And they are even pointing to the Steven Moffat quote from the Doctor Who Extra as proof. But here is what Moffat actually says: I think in his darker hours [the Doctor] would always comfort himself with the idea, …